R. Johnson

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Anodonta implicata Say.

R. Johnson, 1946 .

THE RISE AND FALL OF THE BOSTON SOCIETY OF NATURAL HISTORY

R. Johnson, 2004 .

A catalogue of the shells, arranged according to the Lamarckian system; together with descriptions of new or rare species, contained in the collection of John C. Jay ; illustrated by several plates

J. Jay, S. Berry, R. Johnson, 2010 .

MOLLUSCAN TAXA AND BIBLIOGRAPHIES OF WILLIAM JAMES CLENCH AND RUTH DIXON TURNER

R. Johnson, 2003 .

Dwight Willard Taylor (1932–2006): His Life And Malacological Research

A. Kabat, R. Johnson, 2008 .

Pfeiffer's Novitates Conchologicae, Series I, Land Mollusca, 1854–1879, and Dunker's Novitates Conchologicae, Series II, Marine Mollusca, 1862–1882. A complete collation

R. Johnson, 1969 .

On the provenance of certain books in the Department of Mollusks

R. Johnson, 1998 .

Molluscan taxa of Addison Emery Verrill and Katharine Jeannette Bush, including those introduced by Sanderson Smith and Alpheus Hyatt Verrill

R. Johnson, 1989 .

The recent Mollusca of Augustus Addison Gould

R. Johnson, 1964 .

Joseph Pitty Couthouy - A bibliography and catalogue of his species

R. Johnson, 1946 .

Heude's molluscan types : or, Asian land and fresh water mollusks, mostly from the People's Republic of China, described by P. M. Heude /

R. Johnson, P. Heude, 1973 .

Jesse Wedgwood Mighels with a bibliography and a catalogue of his species

R. Johnson, 1949 .

Perry's Conchology (1811)—more than one edition

R. Johnson, 1970 .

The Duchess, the Brahmin, and the Chank Shell

R. Johnson, 1999 .

The Unionidae (Mollusca: Bivalvia) of Peninsular Florida

R. Johnson, 1972, Bulletin of the Florida Museum of Natural History.

Illustrations of all of the mollusks described by Lorraine Screven Frierson

R. Johnson, 1972 .

A new mussel, Lampsilis (Lampsilis) fullerkati (Bivalvia: Unionidae) from Lake Waccamaw, Columbus County, North Carolina, with a list of the other unionid species of the Waccamaw River system

R. Johnson, 1984 .

Monograph of the genus Medionidus (Bivalvia: Unionidae) mostly from the Apalachicolan Region, Southeastern United States

R. Johnson, 1977 .

Lampsilis cariosa Say and Lampsilis ochracea Say.

R. Johnson, 1947 .

Margaritifera marrianae, a new species of Unionacea (Bivalvia: Margaritiferidae) from the Mobile-Alabama-Coosa and Escambia River systems, Alabama

R. Johnson, 1983 .

Kenneth Jay Boss (1935–2014)

A. Kabat, R. Johnson, 2015 .

The Recent Mollusca of Augustus Addison Gould: Illustrations of the Types Described by Gould With a Bibliography and Catalog of His Species

R. Johnson, 2018 .

In Memoriam Arthur Stewart Merrill 1916–2009

R. Johnson, 2010 .

Lea's Unionid Types, or Recent and Fossil Taxa of Unionacea and Mutelacea Introduced by Isaac Lea, Including the Location of All the Extant Types

R. Johnson, 2018 .

University of Miami Radiocarbon Dates XX

J. Stipp, D. Hood, R. Johnson, 1981, Radiocarbon.

Review of Clarke, Arthur H. 1973. The Freshwater molluscs of the Canadian Interior Basin. Malacologia, 13 (1-2): 1-509

R. Johnson, 1973 .

A new musselc Potamilis metnecktayi lBivalviac Unionidaer from the Rio Grande Systemc Mexico and Texas with notes on Mexican Disconaias

R. Johnson, 1998 .